automatic water spraying fire extinguisher

例句：

1. 1. The automatic sprinkler system was installed in the school to protect students from fires.
   学校安装了自动喷水灭火系统，以保护学生免受火灾伤害。
2. 2. The fire department used an automatic sprinkler to extinguishthe fire quickly.
   消防部门使用自动喷水灭火系统迅速扑灭了火势。
3. 3. The automatic sprinkler system is designed to detect smoke and activate the sprinklers automatically.
   自动喷水灭火系统设计有烟雾检测功能，一旦检测到烟雾，系统会自动启动喷水灭火。